Analysis

  • max time kernel
    134s
  • max time network
    153s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231215-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
  • submitted
    14/01/2024, 06:10

General

  • Target

    5a7c2b953ac1d5b0a00705f666395273.exe

  • Size

    266KB

  • MD5

    5a7c2b953ac1d5b0a00705f666395273

  • SHA1

    59b6c94f98712b5520c46a3df91d0355fed34fc0

  • SHA256

    ab827204e04adea2af66410c8e3d695000d790b070b2e52237d8228b20ef6aae

  • SHA512

    fa6a6b89905c6d373c186eb3a8dd3e9c1d9ec0bd172b10a46e431da1b94f339cfb1d47faa06bc540a88ea1bd523b709e5ac8fad330817003c638ed0a94a3d6f0

  • SSDEEP

    3072:mtkmWpNXBnntyxbyrOHQo+lYCVmcwA5qxQrIweFuBK0WIn0OS271zHPH48Nymu+b:hRBnty9yrOwoeAA5hrI6phzHf3Nrgu6Q

Score
7/10
upx

Malware Config

Signatures

  • Deletes itself 1 IoCs
  • Executes dropped EXE 1 IoCs
  • UPX packed file 3 IoCs

    Detects executables packed with UPX/modified UPX open source packer.

  • Modifies system certificate store 2 TTPs 5 IoCs
  • Suspicious behavior: RenamesItself 1 IoCs
  • Suspicious use of UnmapMainImage 2 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\5a7c2b953ac1d5b0a00705f666395273.exe
    "C:\Users\Admin\AppData\Local\Temp\5a7c2b953ac1d5b0a00705f666395273.exe"
    1⤵
    • Suspicious behavior: RenamesItself
    • Suspicious use of UnmapMainImage
    • Suspicious use of WriteProcessMemory
    PID:456
    • C:\Users\Admin\AppData\Local\Temp\5a7c2b953ac1d5b0a00705f666395273.exe
      C:\Users\Admin\AppData\Local\Temp\5a7c2b953ac1d5b0a00705f666395273.exe
      2⤵
      • Deletes itself
      • Executes dropped EXE
      • Modifies system certificate store
      • Suspicious use of UnmapMainImage
      PID:4448

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

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        Downloads

        • C:\Users\Admin\AppData\Local\Temp\5a7c2b953ac1d5b0a00705f666395273.exe

          Filesize

          266KB

          MD5

          fba2020625ff58b1a37d390f673c72a1

          SHA1

          31057a978c11034e3b6616fba9d1853ed1e93d3f

          SHA256

          03fce078b4f961b8fbca23759ea9531a7b8dd87cf2cd35199a605301f4d5b72c

          SHA512

          cea052d7e625ee3bf300a302f2cca0abe843fd084ccc3e5e9f55dca6f207ed7b8dad94cb79b08d5bde0ec95531ae086b0475f221bf39d09dfe76f70644570174

        • memory/456-0-0x0000000000400000-0x0000000000486000-memory.dmp

          Filesize

          536KB

        • memory/456-1-0x0000000001490000-0x00000000014B1000-memory.dmp

          Filesize

          132KB

        • memory/456-2-0x0000000000400000-0x000000000041F000-memory.dmp

          Filesize

          124KB

        • memory/456-13-0x0000000000400000-0x000000000041F000-memory.dmp

          Filesize

          124KB

        • memory/4448-14-0x0000000000400000-0x0000000000486000-memory.dmp

          Filesize

          536KB

        • memory/4448-15-0x00000000000D0000-0x00000000000F1000-memory.dmp

          Filesize

          132KB

        • memory/4448-30-0x0000000000400000-0x0000000000486000-memory.dmp

          Filesize

          536KB